Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11422511 | Step motor drive device and circuit | Yu Takyoh, Toshiaki Fukushima, Toshinari Maeda, Daisuke MATSUOH, Masatoshi Nishida | 2022-08-23 |
| 11086273 | Drive circuit for two-coil step motor | Yu Takyoh, Toshiaki Fukushima, Toshinari Maeda, Daisuke MATSUOH | 2021-08-10 |
| 10754299 | Electronic watch | Yu Takyoh, Toshiaki Fukushima, Toshinari Maeda, Daisuke MATSUOH, Masatoshi Nishida | 2020-08-25 |
| 10545459 | Drive circuit for two-coil step motor, two-coil step motor, and electronic watch using these | Yu Takyoh, Toshiaki Fukushima, Toshinari Maeda, Daisuke MATSUOH | 2020-01-28 |
| 10331084 | Electronic watch | Yu Takyoh | 2019-06-25 |
| 10268162 | Electronic watch | Yu Takyo | 2019-04-23 |
| 10197972 | Drive circuit for two-coil step motor | Toshiaki Fukushima, Toshinari Maeda, Yu Takyoh | 2019-02-05 |
| 9690259 | Electronic timepiece | Yu Takyo, Shogo Sezaki, Toshiaki Fukushima | 2017-06-27 |